Home / 591,430.32-816,173.04-336,781.51

Finding the Fourth Proportional to 591,430.32, 816,173.04 and 336,781.51

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Solution

The fourth proportional to 591,430.32, 816,173.04 and 336,781.51 is: 464,758.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,430.32 : 816,173.04 = 336,781.51 : x
  2. Step 2: Convert to fraction form
    591,430.32/816,173.04 = 336,781.51/x
  3. Step 3: Cross multiply
    591,430.32x = 816,173.04 × 336,781.51
  4. Step 4: Simplify right side
    591,430.32x = 274,871,988,832.49
  5. Step 5: Solve for x
    x = 274,871,988,832.49/591,430.32
  6. Step 6: Final answer
    x = 464,758.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.